3(u+4)=-2(8u-9)+4u

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Solution for 3(u+4)=-2(8u-9)+4u equation: 



3(u+4)=-2(8u-9)+4u

We move all terms to the left:

3(u+4)-(-2(8u-9)+4u)=0

We multiply parentheses

3u-(-2(8u-9)+4u)+12=0



We calculate terms in parentheses: -(-2(8u-9)+4u), so:

-2(8u-9)+4u

We add all the numbers together, and all the variables

4u-2(8u-9)

We multiply parentheses

4u-16u+18

We add all the numbers together, and all the variables

-12u+18

Back to the equation:

-(-12u+18)



We get rid of parentheses

3u+12u-18+12=0

We add all the numbers together, and all the variables

15u-6=0

We move all terms containing u to the left, all other terms to the right

15u=6

u=6/15

u=2/5

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